Krieger was born in North Carolina and raised in San Francisco. He graduated from Stanford University, served two years in the Peace Corps and received his teaching certificate in British Columbia, where he taught elementary and high school students.

While employed by Central Casting, he hired background performers for the television series Cheers and M*A*S*H, the sport drama Rocky IV (1985), and the romance Pretty Woman (1990). While working as dialogue coach in 1997, Krieger developed the K Method. [1]

Since then, Krieger worked with actors such as Jackie Chan and Li Bingbing on the fantasy adventure The Forbidden Kingdom (2008).